ccanlint: make tests non-compulsory, always print score.

[ccan] / tools / ccanlint / tests / run_tests.c

diff --git a/tools/ccanlint/tests/run_tests.c b/tools/ccanlint/tests/run_tests.c
new file mode 100644 (file)
index 0000000..559a637
--- /dev/null
+++ b/tools/ccanlint/tests/run_tests.c
@@ -0,0 +1,126 @@
+#include <tools/ccanlint/ccanlint.h>
+#include <tools/tools.h>
+#include <ccan/talloc/talloc.h>
+#include <ccan/str/str.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <err.h>
+#include <string.h>
+#include <ctype.h>
+
+static const char *can_run(struct manifest *m)
+{
+       if (safe_mode)
+               return "Safe mode enabled";
+       return NULL;
+}
+
+struct run_tests_result {
+       struct list_node list;
+       struct ccan_file *file;
+       const char *output;
+};
+
+static void *do_run_tests(struct manifest *m,
+                         bool keep,
+                         unsigned int *timeleft)
+{
+       struct list_head *list = talloc(m, struct list_head);
+       struct run_tests_result *res;
+       struct ccan_file *i;
+       char *cmdout;
+
+       list_head_init(list);
+       run_tests.total_score = 0;
+
+       list_for_each(&m->run_tests, i, list) {
+               run_tests.total_score++;
+               cmdout = run_command(m, timeleft, i->compiled);
+               if (cmdout) {
+                       res = talloc(list, struct run_tests_result);
+                       res->file = i;
+                       res->output = talloc_steal(res, cmdout);
+                       list_add_tail(list, &res->list);
+               }
+       }
+
+       list_for_each(&m->api_tests, i, list) {
+               run_tests.total_score++;
+               cmdout = run_command(m, timeleft, i->compiled);
+               if (cmdout) {
+                       res = talloc(list, struct run_tests_result);
+                       res->file = i;
+                       res->output = talloc_steal(res, cmdout);
+                       list_add_tail(list, &res->list);
+               }
+       }
+
+       if (list_empty(list)) {
+               talloc_free(list);
+               list = NULL;
+       }
+
+       return list;
+}
+
+static unsigned int score_run_tests(struct manifest *m, void *check_result)
+{
+       struct list_head *list = check_result;
+       struct run_tests_result *i;
+       unsigned int score = run_tests.total_score;
+
+       list_for_each(list, i, list)
+               score--;
+       return score;
+}
+
+static const char *describe_run_tests(struct manifest *m,
+                                         void *check_result)
+{
+       struct list_head *list = check_result;
+       char *descrip = talloc_strdup(check_result, "Running tests failed:\n");
+       struct run_tests_result *i;
+
+       list_for_each(list, i, list)
+               descrip = talloc_asprintf_append(descrip, "Running %s:\n%s",
+                                                i->file->name, i->output);
+       return descrip;
+}
+
+/* Gcc's warn_unused_result is fascist bullshit. */
+#define doesnt_matter()
+
+static void run_under_debugger(struct manifest *m, void *check_result)
+{
+       char *command;
+       struct list_head *list = check_result;
+       struct run_tests_result *first;
+
+       if (!ask("Should I run the first failing test under the debugger?"))
+               return;
+
+       first = list_top(list, struct run_tests_result, list);
+       command = talloc_asprintf(m, "gdb -ex 'break tap.c:136' -ex 'run' %s",
+                                 first->file->compiled);
+       if (system(command))
+               doesnt_matter();
+}
+
+struct ccanlint run_tests = {
+       .key = "run",
+       .name = "Module's run and api tests pass",
+       .score = score_run_tests,
+       .total_score = 1,
+       .check = do_run_tests,
+       .describe = describe_run_tests,
+       .can_run = can_run,
+       .handle = run_under_debugger
+};
+
+REGISTER_TEST(run_tests, &compile_tests, NULL);